package com.sky.mapper;

import com.sky.entity.Setmeal;
import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {

    List<ShoppingCart> list(ShoppingCart shoppingCart);


    //根据id修改商品数量
    @Update("update shopping_cart set number = #{number} where id = #{id}")
    void updateNumberById(ShoppingCart shoppingCart);

    @Select("select * from setmeal where id = #{setmealId}")
    Setmeal getById(Long setmealId);

    @Insert("insert into shopping_cart(name,user_id,dish_id,setmeal_id,dish_flavor,number,amount,image,create_time)" +
            "value (#{name},#{userId},#{dishId},#{setmealId},#{dishFlavor},#{number},#{amount},#{image},#{createTime})")
    void insert(ShoppingCart shoppingCart);

    @Delete("delete from shopping_cart where user_id = #{userId}")
    void deleteByUserId(Long userId);

    @Delete("delete from shopping_cart where dish_id = #{dishId}")
    void deleteByDishId(Long dishId);

    @Delete("delete from shopping_cart where setmeal_id = #{setmealId}")
    void deleteBySetmealId(Long setmealId);
}
